15*0.3+0.5x=0.2(x+15)

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Solution for 15*0.3+0.5x=0.2(x+15) equation: 



15*0.3+0.5x=0.2(x+15)

We move all terms to the left:

15*0.3+0.5x-(0.2(x+15))=0

We add all the numbers together, and all the variables

0.5x-(0.2(x+15))+4.5=0



We calculate terms in parentheses: -(0.2(x+15)), so:

0.2(x+15)

We multiply parentheses

0.2x+3

Back to the equation:

-(0.2x+3)



We get rid of parentheses

0.5x-0.2x-3+4.5=0

We add all the numbers together, and all the variables

0.3x+1.5=0

We move all terms containing x to the left, all other terms to the right

0.3x=-1.5

x=-1.5/0.3

x=-5

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